a {
  text-decoration: none;  
  color:inherit;
}

/*统一风格*/
body {
  background-color: #efefef;
  margin: 0;
}

/*app主容器*/
#app {
  min-width: 1200px;
  margin: 0 auto;
  font-family: "Helvetica Neue", "PingFang SC", Arial, sans-serif;
}

/*头部*/
header {
  width: 100%;
  min-width: 1680px;
  z-index: 1000;
  transition: all 0.5s ease;
  border-top: solid 4px #3091F2;    
  background-color: #fff;
  box-shadow: 0 2px 4px 0 rgba(0,0,0,.12),0 0 6px 0 rgba(0,0,0,.04);
}

header.header-fixed {
  position: fixed;
  top: 0;
  left: 0;
}

header .header-menu {
  padding-left: 300px!important;
}

/*主内容*/
main {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  min-height: 800px;
  border: solid 40px #E9ECF1;
  background-color: #FCFCFC;
}

main #main-left {
  text-align: center;
  -webkit-box-flex: 0;
  -ms-flex: 0 0 200px;
  flex: 0 0 200px;
  background-color: #FCFCFC;  
}

main #main-left .left-menu {
  background-color: transparent;  
}

main #main-right {
  -webkit-box-flex:1;
  -ms-flex:1;
  flex:1;
  background-color: #fff;
  padding: 20px 50px;  
}

/* 路由切换动效 */
.fade-enter-active, .fade-leave-active {
  transition: all .2s;
}
.fade-enter, .fade-leave-active {
  opacity: 0;
}
